Chemists develop unique design for tough but stretchable gels

Chenfeng Ke, an incoming associate professor of chemistry in Arts & Sciences at Washington University in St. Louis, developed a unique design for tough but stretchable hydrogels, reported Aug. 23 in the journal Chem. The ...

Simple ballpoint pen can write custom LEDs

The invention of the printing press revolutionized duplication of the written word, giving the hands of tired scribes a break and making written material more accessible. A similar breakthrough has happened in reverse in ...

Hormone alters electric fish's signal-canceling trick

During the rainy breeding season, the underwater "conversation" among electric fish changes. Fish revved up to make a match broadcast slightly different signals to advertise their presence and identify compatible mates.

Brighter fluorescent markers allow for finer imaging

Researchers at the McKelvey School of Engineering at Washington University in St. Louis have pioneered a new technique that will enable higher-resolution imaging of very small objects like neurons. The technique, which improves ...

Study looks at summer solstice effect on leaf senescence

In a warming climate, spring keeps getting earlier. But the timing of leaf fall in autumn has been more of a mystery. For the first time, a study by researchers including biologist Susanne Renner in Arts & Sciences at Washington ...

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